Dr. Leah Cahan Schaefer (1920-2013) was a pioneer in the study of women's sexuality and transgender health.

Dr. Schaefer's publications include her book, Women and Sex: Sexual Experiences and Reactions of a Group of Thirty Women as Told to a Female Psychotherapist (1973). This trade book was adapted from her dissertation at Columbia Teacher's College on female sexuality. (At right, click for larger image)

Dr. Schaefer served as president of HBIDGA (now known as the World Professional Assocation for Transgender Health) from 1991-1995, and was the first woman president of the Society for the Scientific Study of Sexuality, 1978-1979.